106 lines
2.5 KiB
C++
106 lines
2.5 KiB
C++
/* SPDX-FileCopyrightText: 2004 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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#include "BLI_math_vector_types.hh"
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#include "BLI_vector.hh"
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/** \file
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* \ingroup sequencer
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*/
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struct ImBuf;
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struct SeqRenderData;
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struct Sequence;
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struct TextVars;
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enum class StripEarlyOut {
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NoInput = -1, /* No input needed. */
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DoEffect = 0, /* No early out (do the effect). */
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UseInput1 = 1, /* Output = input1. */
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UseInput2 = 2, /* Output = input2. */
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};
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/* Wipe effect */
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enum {
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DO_SINGLE_WIPE,
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DO_DOUBLE_WIPE,
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/* DO_BOX_WIPE, */ /* UNUSED */
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/* DO_CROSS_WIPE, */ /* UNUSED */
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DO_IRIS_WIPE,
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DO_CLOCK_WIPE,
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};
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struct SeqEffectHandle {
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/* constructors & destructor */
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/* init is _only_ called on first creation */
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void (*init)(Sequence *seq);
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/* number of input strips needed
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* (called directly after construction) */
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int (*num_inputs)();
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/* load is called first time after readblenfile in
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* get_sequence_effect automatically */
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void (*load)(Sequence *seqconst);
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/* duplicate */
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void (*copy)(Sequence *dst, const Sequence *src, int flag);
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/* destruct */
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void (*free)(Sequence *seq, bool do_id_user);
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StripEarlyOut (*early_out)(const Sequence *seq, float fac);
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/* sets the default `fac` value */
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void (*get_default_fac)(const Scene *scene,
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const Sequence *seq,
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float timeline_frame,
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float *fac);
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/* execute the effect */
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ImBuf *(*execute)(const SeqRenderData *context,
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Sequence *seq,
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float timeline_frame,
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float fac,
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ImBuf *ibuf1,
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ImBuf *ibuf2);
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};
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SeqEffectHandle SEQ_effect_handle_get(Sequence *seq);
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int SEQ_effect_get_num_inputs(int seq_type);
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void SEQ_effect_text_font_unload(TextVars *data, bool do_id_user);
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void SEQ_effect_text_font_load(TextVars *data, bool do_id_user);
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bool SEQ_effects_can_render_text(const Sequence *seq);
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namespace blender::seq {
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struct CharInfo {
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int index = 0;
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const char *str_ptr = nullptr;
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int byte_length = 0;
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float2 position{0.0f, 0.0f};
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int advance_x = 0;
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bool do_wrap = false;
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};
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struct LineInfo {
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Vector<CharInfo> characters;
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int width;
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};
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struct TextVarsRuntime {
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Vector<LineInfo> lines;
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rcti text_boundbox; /* Bound-box used for box drawing and selection. */
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int line_height;
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int font_descender;
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int character_count;
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int font;
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bool editing_is_active; /* UI uses this to differentiate behavior. */
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};
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} // namespace blender::seq
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